This inspector returns strings that identify the version of the BIOS. This inspector is not available on macOS Big Sur (Apple M1 chip).

Running the inspector on Windows:

  • Q: bios
  • A: 12/30/2020

Running the inspector on macOS on an Intel CPU:

  • Q: bios
  • A: 426.

Running the inspector on an unsupported OS and/or hardware:

  • Q: bios
  • E: Singular expression refers to nonexistent object.
Version Platforms
8.0.584.0 Mac, Windows


bios : bios


date of <bios> : string
version of <bios> : string
version string of <bios> : string


<bios> as string : string